Meanwhile, aside from sharing the new Christmas photo today, the royals also shared some exciting news about Charlotte: She'll be attending the Willcocks Nursery School in London next year!

"We are delighted that The Duke and Duchess of Cambridge have chosen the Willcocks Nursery School for Princess Charlotte," a spokesperson for the school said. "We look forward to welcoming Charlotte to our nursery in January."

Her brother George, on the other hand, is currently enrolled at Thomas's Battersea in London.